Math, asked by rinitadas928, 2 months ago

Express the following speeds in km/hr.
12 1/2. m/s

Answers

Answered by brainmmaster
2

Answer:

121/2 × 18/5=1089

Step-by-step explanation:

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Answered by avhijitbiswal1234
1

Answer:

we know that when we express km/h to m/s we multiply5/18

but

from m/s to km/hr we multiply 18/5

according to the question we can write the problem in the following way

as we know m/s to km/hr we have to multiply18/5

the we are given that speed =121/2 m/s

in km/hr the solution will be

121/2 × 5/18=16.8055555 km/hr

=17km/hr

Hence ,the answer is 17 km/ hr (verified)

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